ALEX POPPI PETRILAK, SR., age 86, a resident of Dallas since 1969, died mid-night Saturday at Medical City Dallas Hospital. Born May 17, 1926 in Brooklyn, New York, he was the son of John Petrilak, Sr. and Helen Gladis Petrilak. He married Eleanor Wallace in 1952. A United States Army, 42nd Infantry, Rainbow Division veteran of WW II, he was with the first troops as the concentration camp at Daukau was liberated. He retired from Standard Register Company. Survivors include his wife Eleanor; son, Alex Petrilak, Jr. and wife Becca; daughter, Valerie Jordan; and three grandchildren, Natalie Marie Jordan, Nicholas John Jordan, and Alex Petrilak, III. A Parastas will be held at 7:00 p.m. Tuesday at St. Basil the Great Byzantine Catholic Church, 1118 E. Union Bower Street in Irving. The funeral was 10:00 a.m. Wednesday at the church. Burial was at Dallas/Fort Worth National Cemetery at 12:30 p.m. Wednesday. In lieu of flowers memorials may be sent to St. Basil The Great Byzantine Church.